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GCMS analysis results for sample AE12475, June 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE12475 conducted on June 4, 2002.

NYC-WTC_000014125–000014146

Folder label: “GCMS X 5/24/02 A 5/28/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052802\12475.D Vial: 13 Acq On : 29 May 2002 12:04 am Operator: McLean Sample : 5/24 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e *** Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 9 2-Butenal, 3-methyl- Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T. 5.08 0.25 ug/L 161411 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 /9 2 Furan, 2,3-dihydro-4-methyl- 84 C5H80 034314-83-5 7 3 2-Amino-oxazole 84 C3H4N20 1000144-64/0 5 4 2,3,4,5-Tetrahydropyridazine 84 C4H8N2 000694-064 5 Abundance Scan 341 (5.083 min): 12475.D (-340) (-) m/z 84.00 100.00% 84 88

39 56 5000 48 44 4.80 5.00 5.20 5.40 Oh i “' ‘ i “ “ i i' “ ‘ i ■ haa 112 ■ i11 “ i “ m/z 88.00 94.65% nz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #33657:2-Butenal, 3-methyl- 84 55 "MMhslAkhm. 41 5000 29 4.80 5.00 5.20 5.40 m/z 56.10 51.27%

m/z—> 0 5 26 PmT ■ TT .44. 4452.65. 44 hmmp 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #33672: Furan, 2,3-dihydro-4-methyl- 55 84

4.80 5.00 5.20 5.40 5000 41 m/z 39.10 46.48 29 69 1518 26 26 344 — 51 65 | 81 0-rr" । ■ । FI’11 > ।11 —HHHH Hmmtt miz-> 5 10 15 202530354045505560 65 70 75 80859095 Abundance #33688:2-Amino-oxazole ’I 84 4.80 5.00 5.20 5.40

"MMmporoo, m/z 48.00 39.44? 56 5000 42

miz-> Or TIWPW—H—hnpr 5 31 3l7 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 1" i • ■ ■ ■ i"' ■ i “ i ■" ■ i"' i1 ■ ■ ■ i ■' 4.80 5.00 5.20 5.40

12475.D 052202 .M Thu May 30 10:43:27 2002 Page 12

NYC-WTC_000014141

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NYC-WTC_000014141Source: NYC Law Department, mirrored locally

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